The Apparition holster has a sleek design that is built with ultra-light-weight materials and an ambidextrous mounting system that adjusts to your style of carry. The inside-the-waistband or outside-the-waistband holster gives you the flexibility to adjust your holster to fit your drawing technique. Compatible w/Glock 19/23/26/27/32/33 except Gen5 40S&W.